Lenovo Go mouse Office Right-hand RF Wireless Optical 2400 DPI2400 DPI, 2. 4G Wireless, Optical sensor Our hands were not designed to be flat on tables for 8 hours a day, yet that is how mice were designed in the past. The Lenovo Go Wireless Vertical Mouse goes beyond the norm and delivers an experience that replicates the natural form of a handshake with a 45 palm grip and revised finger positioning for optimal posture and productivity. Mouse Purpose Office Device interface RF Wireless Movement detection